package com.zzyl.nursing.service.impl;

import cn.hutool.json.JSON;
import cn.hutool.json.JSONUtil;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.zzyl.common.exception.base.BaseException;
import com.zzyl.common.utils.CodeGenerator;
import com.zzyl.common.utils.DateUtils;
import com.zzyl.nursing.domain.*;
import com.zzyl.nursing.dto.CheckInApplyDto;
import com.zzyl.nursing.mapper.*;
import com.zzyl.nursing.service.ICheckInService;
import com.zzyl.nursing.vo.CheckInConfigVo;
import com.zzyl.nursing.vo.CheckInDetailVo;
import com.zzyl.nursing.vo.CheckInElderVo;
import com.zzyl.nursing.vo.ElderFamilyVo;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.time.LocalDateTime;
import java.util.Arrays;
import java.util.Date;
import java.util.List;
import java.util.Objects;

/**
 * 入住Service业务层处理
 * 
 * @author ruoyi
 * @date 2025-07-26
 */
@Service
public class CheckInServiceImpl extends ServiceImpl<CheckInMapper,CheckIn> implements ICheckInService
{
    @Autowired
    private CheckInMapper checkInMapper;

    @Autowired
    private ElderMapper elderMapper;

    @Autowired
    private BedMapper bedMapper;

    @Autowired
    private ContractMapper contractMapper;

    @Autowired
    private CheckInConfigMapper checkInConfigMapper;

    /**
     * 入住详情查询
     * @param id：入住信息ID
     * @return
     */
    @Override
    public CheckInDetailVo detail(Long id) {
        //1、查询4张表数据
        CheckIn checkIn = checkInMapper.selectById(id);
        CheckInConfig checkInConfig = checkInConfigMapper.selectOne(Wrappers.<CheckInConfig>lambdaQuery().eq(CheckInConfig::getCheckInId, id));
        Contract contract = contractMapper.selectOne(Wrappers.<Contract>lambdaQuery()
                .eq(Contract::getElderId, checkIn.getElderId())
                .eq(Contract::getStatus, 1)
                // 排序
                .orderByDesc(Contract::getCreateTime)
                // 在SQL语句最后面拼接limit 1
                .last("limit 1"));
        Elder elder = elderMapper.selectById(checkIn.getElderId());

        //2、Vo转换
        CheckInDetailVo vo = new CheckInDetailVo();
        // 2.1 CheckInElderVo转换
        CheckInElderVo checkInElderVo = new CheckInElderVo();
        BeanUtils.copyProperties(elder,checkInElderVo);
        vo.setCheckInElderVo(checkInElderVo);
        // 2.2 List<ElderFamilyVo> elderFamilyVoList; 家属
        String remark = checkIn.getRemark();
        if(!Objects.isNull(remark)){
            List<ElderFamilyVo> elderFamilyVoList = JSONUtil.toList(remark,ElderFamilyVo.class);
            vo.setElderFamilyVoList(elderFamilyVoList);
        }
        // 2.3 CheckInConfigVo转换
        CheckInConfigVo checkInConfigVo = new CheckInConfigVo();
        BeanUtils.copyProperties(checkInConfig,checkInConfigVo);
        checkInConfigVo.setStartDate(checkIn.getStartDate());
        checkInConfigVo.setEndDate(checkIn.getEndDate());
        checkInConfigVo.setBedNumber(checkIn.getBedNumber());
        vo.setCheckInConfigVo(checkInConfigVo);

        //2.4 合同
        vo.setContract(contract);

        return vo;
    }

    @Override
    public void apply(CheckInApplyDto dto) {
        //1、检查老人是否已经入住，如果入住了，直接结束(非0/5)
        Elder elder = elderMapper.selectOne(Wrappers.<Elder>lambdaQuery()
                .eq(Elder::getIdCardNo, dto.getCheckInElderDto().getIdCardNo()));
        if(elder!=null && elder.getStatus().intValue()!=0 && elder.getStatus().intValue()!=5){
            throw new BaseException("老人已入住");
        }

        //2、占用床位-status=1
        int count = bedMapper.updateBedStatus(dto.getCheckInConfigDto().getBedId());
        if(count==0){
            throw new BaseException("床位占用失败");
        }
        //3、新增或者修改老人信息(无老人数据，执行新增，有老人数据，执行修改)
        Bed bed = bedMapper.selectById(dto.getCheckInConfigDto().getBedId());
        elder = insertOrUpdate(dto, elder, bed);

        //4、新增签约办理
        insertContract(dto, elder);

        //5、新增入住信息
        CheckIn checkIn = insertCheckIn(dto, elder, bed);

        //6、新增入住配置
        insertCheckInConfig(dto, checkIn);
    }

    private void insertCheckInConfig(CheckInApplyDto dto, CheckIn checkIn) {
        CheckInConfig checkInConfig = new CheckInConfig();
        BeanUtils.copyProperties(dto.getCheckInConfigDto(),checkInConfig);
        checkInConfig.setCheckInId(checkIn.getId());
        checkInConfigMapper.insert(checkInConfig);
    }

    private void insertContract(CheckInApplyDto dto, Elder elder) {
        Contract contract = new Contract();
        BeanUtils.copyProperties(dto.getCheckInContractDto(),contract);
        contract.setElderId(elder.getId().intValue());
        contract.setElderName(elder.getName());
        contract.setContractNumber("HT"+ CodeGenerator.generateContractNumber()); //合同编号
        contract.setStartDate(dto.getCheckInConfigDto().getStartDate());  //开始时间
        contract.setEndDate(dto.getCheckInConfigDto().getEndDate());   //结束时间
        contract.setStatus(contract.getStartDate().isAfter(LocalDateTime.now())? 1 :0); //状态
        contractMapper.insert(contract);
    }

    private Elder insertOrUpdate(CheckInApplyDto dto, Elder elder, Bed bed) {
        if(elder !=null){
            fillElder(dto, elder, bed);
            //修改
            elderMapper.updateById(elder);
        }else{
            elder = new Elder();
            elder.setCreateTime(new Date());
            fillElder(dto, elder, bed);
            //新增
            elderMapper.insert(elder);
        }
        return elder;
    }

    /**
     * 填充老人信息
     * @param dto
     * @param elder
     * @param bed
     */
    private static void fillElder(CheckInApplyDto dto, Elder elder, Bed bed) {
        BeanUtils.copyProperties(dto.getCheckInElderDto(), elder);
        elder.setStatus(1);
        elder.setBedId(bed.getId());
        elder.setBedNumber(bed.getBedNumber());
    }


    private CheckIn insertCheckIn(CheckInApplyDto dto, Elder elder, Bed bed) {
        CheckIn checkIn = new CheckIn();
        BeanUtils.copyProperties(dto.getCheckInConfigDto(),checkIn);
        checkIn.setElderName(elder.getName());
        checkIn.setElderId(elder.getId());
        checkIn.setIdCardNo(elder.getIdCardNo());
        checkIn.setBedNumber(bed.getBedNumber());
        checkIn.setStatus(1);
        //家属信息->remark
        checkIn.setRemark(JSONUtil.toJsonStr(dto.getElderFamilyDtoList()));
        checkInMapper.insert(checkIn);
        return checkIn;
    }

    /**
     * 查询入住
     * 
     * @param id 入住主键
     * @return 入住
     */
    @Override
    public CheckIn selectCheckInById(Long id)
    {
        return checkInMapper.selectById(id);
    }

    /**
     * 查询入住列表
     * 
     * @param checkIn 入住
     * @return 入住
     */
    @Override
    public List<CheckIn> selectCheckInList(CheckIn checkIn) {
        return checkInMapper.selectCheckInList(checkIn);
    }

    /**
     * 新增入住
     * 
     * @param checkIn 入住
     * @return 结果
     */
    @Override
    public int insertCheckIn(CheckIn checkIn)
    {
        checkIn.setCreateTime(DateUtils.getNowDate());
        return checkInMapper.insert(checkIn);
    }

    /**
     * 修改入住
     * 
     * @param checkIn 入住
     * @return 结果
     */
    @Override
    public int updateCheckIn(CheckIn checkIn)
    {
        checkIn.setUpdateTime(DateUtils.getNowDate());
        return checkInMapper.updateById(checkIn);
    }

    /**
     * 批量删除入住
     * 
     * @param ids 需要删除的入住主键
     * @return 结果
     */
    @Override
    public int deleteCheckInByIds(Long[] ids)
    {
        return checkInMapper.deleteByIds(Arrays.asList(ids));
    }

    /**
     * 删除入住信息
     * 
     * @param id 入住主键
     * @return 结果
     */
    @Override
    public int deleteCheckInById(Long id)
    {
        return checkInMapper.deleteById(id);
    }


}
